3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36

General

Target

3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe
Size

610KB
MD5

ed4233e63dea2d08ab22bd7c457eb692
SHA1

f9549b0857e827d14de7e86c24a6494b0aa29f8f
SHA256

3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36
SHA512

ec77a23ce4247086f49fa9dfa7dcc7d154c7f0d28655dd4365329b5d7962893c270b57a79c65815b270c588c3e6e4c7a025674d0a1e095666c3081b1b52b0d1d
SSDEEP

12288:XATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:dT+KjUdQqboyyWoK1NGqzuhz

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4492	3924	WerFault.exe	102
4976	1388	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1388	3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe
1388	3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3924	winver.exe
1388	3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 3924	1388	3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe	102
PID 1388 wrote to memory of 3924	1388	3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe	102
PID 1388 wrote to memory of 3924	1388	3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe	102
PID 1388 wrote to memory of 3924	1388	3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe	102
PID 3924 wrote to memory of 3452	3924	winver.exe	56
PID 1388 wrote to memory of 3452	1388	3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe	56
PID 1388 wrote to memory of 696	1388	3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:696

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3452
- C:\Users\Admin\AppData\Local\Temp\3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe
  "C:\Users\Admin\AppData\Local\Temp\3be7fd66ddd2ba25c63d1dc9036f80fdfb07ab5bda8710198ba9d716511bce36.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1388
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3924
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3924 -s 300
      4⤵
      Program crash
      PID:4492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 932
    3⤵
    - Program crash
    PID:4976

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3924 -ip 3924
1⤵
PID:1792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1388 -ip 1388
1⤵
PID:1832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/696-23-0x00000000009A0000-0x00000000009A6000-memory.dmp

Filesize
24KB

Download
memory/696-17-0x00000000009A0000-0x00000000009A6000-memory.dmp

Filesize
24KB

Download
memory/1388-19-0x0000000005AD0000-0x00000000064D0000-memory.dmp

Filesize
10.0MB

Download
memory/1388-2-0x00000000025B0000-0x00000000025B1000-memory.dmp

Filesize
4KB

Download
memory/1388-3-0x00000000045C0000-0x0000000004C18000-memory.dmp

Filesize
6.3MB

Download
memory/1388-4-0x00000000025B0000-0x00000000025B1000-memory.dmp

Filesize
4KB

Download
memory/1388-5-0x00000000025B0000-0x00000000025B1000-memory.dmp

Filesize
4KB

Download
memory/1388-6-0x00000000025B0000-0x00000000025B1000-memory.dmp

Filesize
4KB

Download
memory/1388-1-0x00000000045C0000-0x0000000004C18000-memory.dmp

Filesize
6.3MB

Download
memory/1388-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1388-22-0x00000000045C0000-0x0000000004C18000-memory.dmp

Filesize
6.3MB

Download
memory/1388-14-0x0000000005AD0000-0x00000000064D0000-memory.dmp

Filesize
10.0MB

Download
memory/3452-8-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/3452-15-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/3452-9-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download

Analysis

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